BROWSE A-Z
All 305,250 crates, alphabetically
Data as of 2026-07-25 (crates.io database dump, timestamp 2026-07-25T02:00:36Z). Source: crates.io · db-dump.tar.gz · methodology & corrections.
hickory-dns-protoHickory is a common name for trees composing the genus Carya, which includes around 18 species.1,612MIT/Apache-2.0
hickory-dns-recursorHickory is a common name for trees composing the genus Carya, which includes around 18 species.1,467MIT/Apache-2.0
hickory-dns-resolverHickory is a common name for trees composing the genus Carya, which includes around 18 species.3,925MIT/Apache-2.0
hickory-dns-serverHickory is a common name for trees composing the genus Carya, which includes around 18 species.1,524MIT/Apache-2.0
hickory-nethickory-net is a safe and secure low-level DNS library. This is the foundational DNS protocol
library used by the other…4,860,185MIT OR Apache-2.0
hickory-protohickory-proto is a safe and secure low-level DNS library. This is the foundational DNS protocol
library used by the other…63,993,204MIT OR Apache-2.0
hickory-recursor*WARNING* This library is experimental
Hickory DNS Recursor is a safe and secure DNS recursive resolver with DNSSEC support.
…43,016MIT OR Apache-2.0
hickory-resolverhickory-resolver is a safe and secure DNS stub resolver library intended to be a high-level library
for DNS record resolution.61,834,680MIT OR Apache-2.0
hickory-serverhickory-server is a library for integrating safe and secure DNS servers into
an async Tokio application. It supports a variety of…2,878,353MIT OR Apache-2.0
hickory-to-socket-addrsstd::net::ToSocketAddrs backed by hickory-dns3,808MIT
hickory-tower-resolverWrap hickory-resolver as a tower::Service for hyper-util's HttpConnector.85MIT
hickory-utilUtilities that complement Hickory DNS.13,027MIT OR Apache-2.0
hicollectionsC-liked Collections7,143MIT OR Apache-2.0
hictlhilib backed CLI tool for collecting and sending hardware information to hi-api to find testing status of device models1,149GPL-3.0-only
hictordeclarative macro for __attribute__((constructor))/__attribute__((destructor))10,272MIT OR Apache-2.0
hidSafe hidapi wrapper21,732WTFPL
hid-and-seek⛔️ DEPRECATED HID binding7,877MIT/Apache-2.0
hid-api-rsHardware proxy for injecting & intercepting keyboard/mouse inputs8,642GPL-2.0-or-later
hid-cliSimple CLI for reading and writing to HID reports1,870MPL-2.0
hid-detectorWindows HID and input device detection via Raw Input API23MIT
hid-featureHID Feature Report modification utility1,373MIT
hid-ioHID-IO is a host-side daemon for advanced HID devices.1,871GPL-3.0-or-later
hid-io-clientHID-IO Client library for hid-io-core.5,047MIT OR Apache-2.0
hid-io-coreHID-IO is a host-side daemon for advanced HID devices.7,741GPL-3.0-or-later
hid-io-protocolHID-IO protocol implementation for both servers and devices.
Devices are optimized for Cortex-M devices, but may work for other…15,293MIT OR Apache-2.0
hid-kitA pure-Rust HID library20Apache-2.0 OR MIT
hid-recorderHID Report recorder utility7,473MIT
hid-replayHID device emulation utility2,459MIT
hid-reporthandle USB HID report descriptors1,046MIT OR Apache-2.0
hid-rgb-ctlControl RGB lighting on HID LampArray and LED Page devices on Linux150MIT
hid-sysContains function definitions for the Windows API library hid. See winapi for types and constants.11,012MIT
hid_monitorCross-platform Rust library for monitoring HID device plug/unplug events and enumerating current HID devices. Supports Windows…105MIT
hidamariHIDAMARI mdp controler2,053MIT OR Apache-2.0
hidapiRust-y wrapper around hidapi7,707,140MIT
hidapi-alt-for-hidapi-issue-127Rust-y wrapper around hidapi2,410MIT
hidapi-asyncAsynchronous bindings to hidapi1,768Apache-2.0
hidapi-rusbRust-y wrapper around hidapi with rusb backend.2,608,953MIT
hidapi-sysFFI bindings to hidapi18,681WTFPL
hidapi_rustIn development hidapi binding for rust24,526LGPL-3.0+
hidastaSimple inter-process signalling mechanism for shell scripts1,714Apache-2.0
hiddenA library to create and interact with "hidden variables".1,807EUPL-1.2
hidden-medianFinds the median of two lists, when merged without breaking sorted state.5,338MIT
hidden-numberFind a secret code from some criteria!1,991MIT
hidden-traitProc macro for exposing a trait implementation565,136MIT
hidden_markNo13,688MIT
hidden_passwordhidden_password5,316MulanPSL-2.0
hidden_watermarkHidden Watermark in Rust2,660MIT
HiddenBytesHiddenBytes is a personal tool for exploring image steganography techniques and algorithms, ideal for experimenting with hiding…1,434MIT
hiddenlinkA simple tunnel which tries to hide itself inside of other protocols22,736GPL-3.0+
hiddenwaveSecure audio steganography and cryptography tool. Hide encrypted files in WAV/MP3.100MIT
hiddevAccess to Linux hiddev devices2,669GPL-2.0-only
hiddev-sysLowlevel bindings for hiddev devices5,567GPL-2.0-only
hideHide credentials from debug output53,635Apache-2.0
hide-glueTesting utilities1,610MIT OR Apache-2.0
hide_consoleA library for hiding console windows in Rust applications3,534MIT
hide_console_ngHide console on windows for runtime multi-subsystem applications320MIT
hide_infoA collection of information hiding and steganography algorithms18MIT
hide_my_emailiCloud Hide My Email implementation in Rust3,888WTFPL
hide_qrA tool for creating QR codes with hidden messages.2,102MIT
hidefixConcurrent HDF5 and NetCDF4 reader (experimental)15,115LGPL-3.0-or-later
hidgLinux USB HID Gadget emulation4,821MIT
hidg-coreLinux USB HID Gadget emulation7,702MIT
hidlightsLibrary for controlling lighting peripherals using USB HID1,303MIT
hidmonLightweight, callback-based keyboard/mouse monitoring2,140Apache-2.0
hidmystrHide string at compile time and treat variable value as original at runtime1,568MIT OR Apache-2.0
hidparserHID report descriptor parsing library20,932BSD-2-Clause-Patent
hidpipePass hid devices to micro vms.2,038MIT
hidpipe-clientPass hid devices to micro vms.1,170MIT
hidpipe-serverPass hid devices to micro vms.1,162MIT
hidpipe-sharedPass hid devices to micro vms.1,735MIT
hidppAn implementation of the HID++ protocol used by Logitech devices1,501non-standard
hidpp-transportHID transport layer for Logitech HID++ protocol237GPL-2.0
hidraPure Rust HID library.106MIT
hidrawRust hidraw library.10,229GPL-2.0-only
hidraw-sysLinux hidraw definitions from `linux/hidraw.h`.10,011GPL-2.0-only
hidreportHID Report Descriptor and HID Report parser25,674MIT
hidusageA no_std library for working with HID Usage Tables.1,709MPL-2.0
hidutil-wrapperA small hidutil wrapper to exchange tab and capslock keys714MIT
hierA library supports JVM class hierarchy lookup by extending JNI interface2,670MIT
hierarchicalSimple hierarchical configuration management1,669MIT
hierarchical_hash_wheel_timerA low-level timer implementation using a hierarchical four-level hash wheel with overflow.103,109MIT
hierarchical_pathfindingQuickly approximate Paths on a Grid15,271MIT
hierconfLoads TOML configuration files from standard Unix hierarchy paths139MIT OR Apache-2.0
hierconf-coreCore functionality for hierconf configuration management339MIT OR Apache-2.0
hierconf-mangenMan page generation for hierconf configuration structs226MIT OR Apache-2.0
hiero-did-coreCore types, models, and utilities for did:hedera196Apache-2.0
hiero-did-hcsHedera Consensus Service client and topic helpers for did:hedera78Apache-2.0
hiero-did-messagesHCS message and event types for did:hedera operations128Apache-2.0
hiero-did-methodParser and validators for did:hedera identifiers48Apache-2.0
hiero-did-registrarHigh-level DID creation flow for did:hedera on Hedera49Apache-2.0
hiero-did-resolverMirror-node DID resolution and document reconstruction for did:hedera75Apache-2.0
hiero-did-sdkRust SDK for did:hedera — create, resolve, and manage Hedera DIDs19Apache-2.0
hiero-did-signerEd25519 signing and verification helpers for did:hedera104Apache-2.0
hiero-sdkThe SDK for interacting with Hedera Hashgraph.3,669Apache-2.0
hiero-sdk-protoProtobufs for the Hedera™ Hashgraph SDK3,262Apache-2.0
hiero-streamsParse and cryptographically verify Hedera consensus streams: v6 record files and HIP-1056 block streams, including in-band TSS…81Apache-2.0
hiero-verify-fnHedera block-proof verification as a 128 MB-class serverless function, built on hiero-streams12Apache-2.0
hiero_packa simple parser and packing tool for libgdx's Hiero6,930MIT OR Apache-2.0
hieroglyphRender obscure scripts and emojis locally with zero dependencies.928MIT
hierrRUST Error9,331MIT OR Apache-2.0
hierrorchyProc macro library to simplify the definition of error hierarchies.2,944MPL-2.0
hierxHierarchical linear operators for efficient network approximations22MIT
hieu-chessa simple chess library that handles move generations, move validation, board representation and piece placements1,233MIT
hieu_dummy_rust_libmy first rust package8,517MIT
hieu_genmy first lib1,540MIT
hieuxyz_rpcA Discord Rich Presence library for Rust.59ISC
hifaHifa Language1,477MIT OR Apache-2.0
hifa-xml-schemaStructure generator from XSD source file8,441MIT
hifa-xml-schema-deriveStructure generator from XSD source file8,842MIT
hifa_yaserdeSerialization and deserialization library4,666MIT
hifa_yaserde_deriveSerialization and deserialization macros4,883MIT
hifb-sysHi35XX FB API for Rust unsafe bindings.16,671MIT
hifijsonHigh-fidelity JSON lexer and parser4,965,531MIT
hifirs-qobuz-apiAn incomplete, async API client for the Qobuz music service.1,533non-standard
hifitimeUltra-precise date and time handling in Rust for scientific applications with leap second support1,049,727MPL-2.0
hifiveBoard support crate for hifive and lofive boards.2,084ISC
hifive1Board support crate for HiFive1 and LoFive boards28,296ISC
hifmtFormat output without Rust code segment in binary to reduce the ultimate binary size5,642MIT OR Apache-2.0
hifmt-macrosFormat output without Rust code segment in binary to reduce the ultimate binary size4,117MIT OR Apache-2.0
hifumi-macrosA serialization library for migrating data between different versions1,947Apache-2.0
hifzrHifz-friendly Quran downloader & ayah playlist builder677MIT OR Apache-2.0
high-level-kafkaHigh Level Kafka client for Rust8,304MIT/Apache-2.0
high-rollerRolling maximum, minimum, and sum for streams of numerical data.67MIT OR Apache-2.0
high_mem_utilsThis crate provides a bunch of mem safe abstractions,some involving transmute.14,478Unlicense
high_precision_clockA high-precision clock for cloud servers.7,698MIT
highdashA lodash alternative for Rust. Great package for people coming from Javascript2,631MIT
higherFunctors, Applicatives, Monads and other bad ideas16,962MPL-2.0+
higher-catFunctors, Applicatives, Monads and other bad ideas11,425MPL-2.0+
higher-deriveCustom derives for `higher`9,515MPL-2.0+
higher-free-macroA macro that creates a (naive) Free Monad type based on a user-supplied Functor. It uses the traits from the "higher" crate. This…1,895MPL-2.0+
higher-graphen-abstract-interpretationConservative abstract interpretation summaries for HigherGraphen.14Apache-2.0
higher-graphen-causalCautious causal graph reasoning records for HigherGraphen.14Apache-2.0
higher-graphen-completionCompletion candidates, rules, engine, and review workflow for HigherGraphen.18Apache-2.0
higher-graphen-confidence-modelBayesian-inspired confidence update records for HigherGraphen.15Apache-2.0
higher-graphen-contextContext, section, restriction, cover, and gluing checks for HigherGraphen.14Apache-2.0
higher-graphen-coreShared primitive types and contracts for HigherGraphen.829Apache-2.0
higher-graphen-evidenceEvidence, confidence, causal, and prover bridge records for HigherGraphen.307Apache-2.0
higher-graphen-interpretationDomain interpretation packages, templates, mappings, projections, and lift adapters for HigherGraphen.484Apache-2.0
higher-graphen-invariantInvariants, constraints, invariant checks, and constraint check results for HigherGraphen.19Apache-2.0
higher-graphen-model-checkingBounded finite-state model checking substrate for HigherGraphen.14Apache-2.0
higher-graphen-morphismStructure mappings, composition, preservation checks, lost structure, and distortion for HigherGraphen.21Apache-2.0
higher-graphen-obstructionObstructions, counterexamples, engines, and explanations for HigherGraphen.23Apache-2.0
higher-graphen-projectionProjection definitions, selectors, results, and renderers for HigherGraphen.563Apache-2.0
higher-graphen-proverConservative SAT, SMT, and theorem-proving bridge records for HigherGraphen.14Apache-2.0
higher-graphen-reasoningReasoning primitives and engines for HigherGraphen invariants, obstructions, completion, model checking, and abstract…443Apache-2.0
higher-graphen-runtimeRuntime workflow orchestration APIs for HigherGraphen.187Apache-2.0
higher-graphen-spaceSpace, cell, incidence, complex, boundary, and storage abstractions for HigherGraphen.28Apache-2.0
higher-graphen-structureStructural primitives for HigherGraphen spaces, contexts, morphisms, and topology.631Apache-2.0
higher-graphen-topologyFinite topology and persistence summaries for HigherGraphen complexes.18Apache-2.0
higher-kinded-types"Generic generics" / higher-kinded APIs in stable Rust6,386,268Zlib OR MIT OR Apache-2.0
higher-order-closureAllow function lifetime elision and explicit `for<'a>` annotations on closures.382,791Zlib OR MIT OR Apache-2.0
higher_lowerA simple game I made to practice my Rust skills.1,578MIT
higher_order_functionsA small collection of traits for implementing higher order functions7,428MIT
higher_order_pointAn experimental higher order data structure for 3D points3,157MIT
highergraphen-cliCommand-line workflows for HigherGraphen.130Apache-2.0
highflameRust SDK for the Highflame AI guardrails service319MIT
highflame-shieldRust SDK for the highflame-shield guardrails service1,718MIT
highgazeHigh-performance ADS-B data collector and storage system28MIT
highgearFor highgear1,615MIT
highharnessGovernance for AI coding agents. Permissions, audit trails, and tamper-evident hash chains.19MIT
highhashHigh-speed hashing algorithms for Rust.45,200MIT
highlandcowsUmbrella crate re-exporting the highlandcows library suite278MIT
highlandcows-eventkitRust wrapper for Apple's EventKit — CRUD access to macOS Reminders and Calendar254MIT
highlandcows-isamPersistent ISAM key/value store with ACID transactions, backed by an on-disk B-tree469MIT
highlevel-apiUnofficial Rust SDK for the GoHighLevel (HighLevel) API57MIT
highlightA library for enabling syntax highlighting5,860MIT OR Apache-2.0
highlight-assertionsReads the unit test format for highlighting of tree-sitter to be used nvim-treesitter's test suite1,482MIT
highlight-ezEasy Syntax Highlighting with HTML output8,378MIT-0
highlight-pulldownProcess pulldown-cmark events to apply syntax highlighting to code blocks8,403GPL-3.0-or-later
highlight-spansTree-sitter ObjectScript highlight spans as attr/start/end tuples341MIT
highlight-stderrRun a command and highlight its stderr, preserving the order of stdout and stderr6,028MIT OR Apache-2.0
highlight_errorHighlights an error for printing54,912MIT
highlighterAn extendable syntax highlighter written in Rust.2,839MIT
highlighter-coreThe core library that Highlighter wraps.4,643MIT
highlighter-languagesOfficially maintained language extensions for Highlighter.2,276MIT
highlighter-target-htmlAn HTML target for Highlighter.2,200MIT
highlightingtree-sitter syntax highlighting4,072MIT
highlightiohightlight.io SDK for Rust10,811Apache-2.0
highlightio-actixhightlight.io crate for actix-web 4.4,574Apache-2.0
highlightrsA command line utility to turn rust code into syntax highlighted html3,206
highlightsConvert kindle highlights into different formats2,771MIT OR Apache-2.0
highliteA fast, rule-based CLI highlighter for stdin and files.123GPL-3.0-only
highly_sendableMostly objects that can assist with communicating progress and status within your programme and beyond.1,184MIT OR Apache-2.0
highnoonminimal web server framework inspired by tide, but built on hyper12,195MIT
highriseA crate of the future1,578MIT
highrollerA simple, high-level rolling index that is thread-safe and guarantees cheap runtime-unique IDs.1,374MIT
highsSafe rust bindings for the HiGHS linear programming solver. See http://highs.dev.784,551MIT
highs-sysRust binding for the HiGHS linear programming solver. See http://highs.dev.849,623MIT
hightideextension for the tide web framework5,587MIT
hightimeA high-level time library focused on simplicity3,862MIT OR Apache-2.0
hightorrentHigh-level torrent library which supports Bittorrent v1, v2 and hybrid torrents4,621AGPL-3.0-only
hightorrent_apiHighlevel torrent API client, supporting Bittorrent v1, v2 and hybrid torrents1,395AGPL-3.0-only
hightower-clientHightower client library1,787MIT
hightower-gatewayGateway service for the Hightower project2,186MIT
hightower-kvEmbedded log-structured key-value store with optional auth helpers2,177MIT
hightower-mdnsA naive Rust implementation of mDNS (Multicast DNS) for advertising and discovering hostnames on a local network1,090MIT OR Apache-2.0
hightower-namingGenerate random names with epic adjectives and nouns1,540MIT OR Apache-2.0
hightower-nodeHightower node service831MIT
hightower-stunA lightweight STUN (Session Traversal Utilities for NAT) server and client implementation conforming to RFC 8489989MIT
hightower-wireguardA WireGuard Noise_IK handshake implementation2,399MIT OR Apache-2.0